Kayli LeunginLevel Up CodingAssumptions of Linear RegressionLinear regression is an extremely powerful tool for making predictions. But, how do we know that we can trust the results we get from…Nov 22, 20191Nov 22, 20191
Kayli LeunginThe StartupHow to Code and Evaluate of Decision TreesIn my most recent blog, I discussed the two most common metrics in decision trees, the entropy/information gain and the Gini index. In…Nov 16, 2019Nov 16, 2019
Kayli LeungOverview of Decision TreesIn the simplest way possible, a decision tree is a flow chart that your computer has generated to make a prediction. While this is a nice…Nov 8, 2019Nov 8, 2019
Kayli LeunginThe StartupZ and T-tests from ScratchThe Z and T-tests are both used for hypothesis testing. Using a quick block of code, it is easy to generate results from these tests, but…Nov 2, 2019Nov 2, 2019
Kayli LeunginThe StartupTypes of DistributionsThere are a huge amount of statistical tools and machine learning models that assume a normal distribution. What is the normal…Oct 26, 20191Oct 26, 20191
Kayli LeunginTowards Data ScienceFlask App for Data ScienceData scientists generally work in the back end. Building an interactive app is not a strength of mine, but it can be a great way to show…Oct 17, 2019Oct 17, 2019
Kayli LeunginThe StartupA/B TestingIf you have ever watched Mythbusters, you may have noticed that rather than diving straight into the myth, they run a control test first…Oct 10, 2019Oct 10, 2019
Kayli LeungCross ValidationCroImagine that you are a lab scientist and after you run one test, you have shown that the value used for gravity is false. Are you going…Oct 4, 2019Oct 4, 2019
Kayli LeungCreating A Recommender System Without User InformationLiving in age of the internet, recommender systems are all around us. Social media, ads, online retailers, music/video steaming, even…Sep 26, 2019Sep 26, 2019
Kayli LeunginAnalytics VidhyaIdentification of Significant Genes in Microarrays using Lassoed PCAThe Use of Lassoed Principal Component AnalysisJun 10, 2019Jun 10, 2019